3864463448057 has 4 divisors (see below), whose sum is σ = 3911023248720. Its totient is φ = 3817903647396.

The previous prime is 3864463447973. The next prime is 3864463448071. The reversal of 3864463448057 is 7508443644683.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3864463448057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3864463468057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23279900207 + ... + 23279900372.

It is an arithmetic number, because the mean of its divisors is an integer number (977755812180).

Almost surely, 2^{3864463448057} is an apocalyptic number.

It is an amenable number.

3864463448057 is a deficient number, since it is larger than the sum of its proper divisors (46559800663).

3864463448057 is an equidigital number, since it uses as much as digits as its factorization.

3864463448057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46559800662.

The product of its (nonzero) digits is 185794560, while the sum is 62.

The spelling of 3864463448057 in words is "three trillion, eight hundred sixty-four billion, four hundred sixty-three million, four hundred forty-eight thousand, fifty-seven".